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- r <br /> it s <br /> COLUMBIA ANALYTICAL SERVICES, INC <br /> Analytical Report <br /> Client EMCON Associates Date Received 04/24/92 <br /> Project EMCON Project No G71-19 01 Work Order # SJ92-0494 <br /> Arco Facility No 2133 Sample Matrix Water <br /> BTEX and TPH as Gasoline <br /> EPA Methods 5030/8020/DHS LUFT Method <br /> erg/L (ppb) <br /> Sample Name E-10 (22) E-1113) E-12 (22) <br /> Date Analyzed 04/29/92 04/29/92 04/29/92 <br /> Analyte MRL <br /> Benzene 0 5 2,800 570 4 3 <br /> Toluene 0 5 1,300 57 <3 2' <br /> Ethylbenzene 0 5 880 - 150 0 9 <br /> Total Xylenes 0 5 3,400 510 2 1 <br /> TPN as Gasoline 50 26,000 14,000 660 <br /> TPH Total Petroleum Hydrocarbons <br /> - - MRL -Method Reporting Limit - -NO None Detected at or above the method reporting limit <br /> " Raised MRL due to matrix interference <br /> Approved by Date <br /> c <br /> 4 <br /> „-,s , _ _ . c.._ �� ., —i F.. ., .. Or,4'1. . T� a 1--,._ /"10, -, •f.nn � r,,,. �(1A i�'17 O'19Z4 <br />